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【单选题】
How does Miss Wu deal with the audited courses?A．She has to attend the course only.A.
How does Miss Wu deal with the audited courses? A．She has to attend the course only.
B.
She has to do the papers.
C.
She has to take part in the exam.
D.
She has to finish her homework.
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【单选题】若有一台计算机的CPU的字长为2个字节,这意味着它____。
A.
能处理的数值最大为2位十进制数99
B.
在CPU中作为一个整体同时加以传送和处理的数据是16位的二进制代码串
C.
能处理的字符串最多为2个英文字母组成
D.
在CPU中运行的数据结果最大为2的16次方
【单选题】A monopolist faces a constant marginal cost of $1 per unit. If at the price he is charging,the price elasticity of demand for the monopolist's output is -0.5, then:
A.
the price he is charging must be 2.
B.
the price he is charging must exceed 2.
C.
the price he is charging must be less than 2.
D.
the monopolist can not be maximizing profits.
【单选题】monopolist faces a constant marginal cost of $1 per unit. If at the price he is charging,the price elasticity of demand for the monopolist's output is -0.5, then:
A.
the price he is charging must be 2.
B.
the price he is charging must exceed 2.
C.
the price he is charging must be less than 2.
D.
the monopolist can not be maximizing profits.
【判断题】If an upstream monopolist sells to a downstream monopolist, the price to consumers will be higher than the competitive price, but not so high as it would be if the downstream monopolist took control o...
A.
正确
B.
错误
【简答题】聚合物有机太阳能电池的光伏性能参数主要有( )、( )、( )、( )、( )、( )等。
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